Colchester phone numbers start 01206
Colchester is in Essex, and its landline numbers begin 01206.
An 01206 number does not prove the caller is in Colchester
84 phone companies hold 01206 ranges, a number keeps its code when it moves provider, and caller ID can be faked outright. The code tells you which exchange the range was allocated to - nothing about who dialled.
- Area code
- 01206
- Administrative area
- Essex
- Nation
- England
- Population
- 121,859
- This town
- The place 01206 is named after
- Phone companies holding ranges
- 84
Numbers reported on 01206
Nobody has reported an 01206 number to this site yet. That does not mean an 01206 number is safe - it means no one has told us about one.
Other places on 01206
01206 covers more than Colchester. A call showing this code could have been allocated to a range at any of these exchanges.
Codes near Colchester
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Buy us a coffeeArea code and range data from Ofcom's published allocations, downloaded 1 October 2026. Town locations, populations and administrative areas from Wikidata (CC0), joined 1 October 2026 - towns within 40 km of the exchange. Reports are from visitors to this site and are unchecked. Browse every town A-Z.